7664128352 has 24 divisors (see below), whose sum is σ = 15609056400. Its totient is φ = 3699923584.

The previous prime is 7664128321. The next prime is 7664128369. The reversal of 7664128352 is 2538214667.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4128452 + ... + 4130307.

It is an arithmetic number, because the mean of its divisors is an integer number (650377350).

Almost surely, 2^7664128352 is an apocalyptic number.

It is an amenable number.

7664128352 is an abundant number, since it is smaller than the sum of its proper divisors (7944928048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7664128352 is a wasteful number, since it uses less digits than its factorization.

7664128352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8258798 (or 8258790 counting only the distinct ones).

The product of its digits is 483840, while the sum is 44.

The square root of 7664128352 is about 87545.0075789591. The cubic root of 7664128352 is about 1971.6095953875.

The spelling of 7664128352 in words is "seven billion, six hundred sixty-four million, one hundred twenty-eight thousand, three hundred fifty-two".